20577997848

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{138763}}^1$

素因数の和:138976

約数の個数: 64

約数和(自身を含む): 53152162560

約数和(自身を除く): 32574164712

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 167, 222, 296, 334, 444, 501, 668, 888, 1002, 1336, 2004, 4008, 6179, 12358, 18537, 24716, 37074, 49432, 74148, 138763, 148296, 277526, 416289, 555052, 832578, 1110104, 1665156, 3330312, 5134231, 10268462, 15402693, 20536924, 23173421, 30805386, 41073848, 46346842, 61610772, 69520263, 92693684, 123221544, 139040526, 185387368, 278081052, 556162104, 857416577, 1714833154, 2572249731, 3429666308, 5144499462, 6859332616, 10288998924, 20577997848]

約数ペア:

[(1, 20577997848), (2, 10288998924), (3, 6859332616), (4, 5144499462), (6, 3429666308), (8, 2572249731), (12, 1714833154), (24, 857416577), (37, 556162104), (74, 278081052), (111, 185387368), (148, 139040526), (167, 123221544), (222, 92693684), (296, 69520263), (334, 61610772), (444, 46346842), (501, 41073848), (668, 30805386), (888, 23173421), (1002, 20536924), (1336, 15402693), (2004, 10268462), (4008, 5134231), (6179, 3330312), (12358, 1665156), (18537, 1110104), (24716, 832578), (37074, 555052), (49432, 416289), (74148, 277526), (138763, 148296)]